Home / 44,015.64-66,022.31-12,427.89

Finding the Fourth Proportional to 44,015.64, 66,022.31 and 12,427.89

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Solution

The fourth proportional to 44,015.64, 66,022.31 and 12,427.89 is: 18,641.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,015.64 : 66,022.31 = 12,427.89 : x
  2. Step 2: Convert to fraction form
    44,015.64/66,022.31 = 12,427.89/x
  3. Step 3: Cross multiply
    44,015.64x = 66,022.31 × 12,427.89
  4. Step 4: Simplify right side
    44,015.64x = 820,517,944.09
  5. Step 5: Solve for x
    x = 820,517,944.09/44,015.64
  6. Step 6: Final answer
    x = 18,641.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.